Update v5.mdx

[severindupouy]

Add more explicit instructions about replacing slug by id

Description (required)

For non-English speakers like me, the instructions given didn't seem explicit enough. I spent a couple of hours before I realized that I also had to rename the files.

Related issues & labels (optional)

• Suggested label: improve or update documentation

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[ArmandPhilippot]

Thanks for your patience and help in improving the docs, LGTM! Welcome to Team Docs! 🎉
I'm just adding one last commit to add backticks around a function.